/*
 * Copyright (c) 2008 James Molloy, Jörg Pfähler, Matthew Iselin
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
#ifndef LOOPBACK_H
#define LOOPBACK_H

#include <processor/types.h>
#include <machine/Device.h>
#include <machine/Network.h>
#include <processor/IoBase.h>
#include <processor/IoPort.h>
#include <utilities/List.h>
#include <machine/IrqHandler.h>
#include <process/Thread.h>
#include <process/Semaphore.h>

/** Device driver for the loopback network device */
class Loopback : public Network
{
public:
  Loopback();
  Loopback(Network* pDev);
  ~Loopback();

  Loopback& instance()
  {
    return m_Instance;
  }

  virtual void getName(String &str)
  {
    str = "Loopback";
  }

  virtual bool send(size_t nBytes, uintptr_t buffer);

  virtual bool setStationInfo(StationInfo info);

  virtual StationInfo getStationInfo();

private:

  static Loopback m_Instance;

  Loopback(const Loopback&);
  void operator =(const Loopback&);
};

#endif
